67 lines
1.2 KiB
C++
67 lines
1.2 KiB
C++
#pragma once
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#ifndef TTIO_JPG_INCLUDED
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#define TTIO_JPG_INCLUDED
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#include "tiio.h"
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#include "tproperty.h"
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extern "C" {
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#define XMD_H
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#include "jpeglib.h"
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/*
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* <setjmp.h> is used for the optional error recovery mechanism shown in
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* the second part of the example.
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*/
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#include <setjmp.h>
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}
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#undef DVAPI
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#ifdef TNZCORE_EXPORTS
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#define DVAPI DV_EXPORT_API
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#else
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#define DVAPI DV_IMPORT_API
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#endif
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namespace Tiio {
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class DVAPI JpgReader final : public Tiio::Reader {
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struct jpeg_decompress_struct m_cinfo;
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struct jpeg_error_mgr m_jerr;
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FILE *m_chan;
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JSAMPARRAY m_buffer;
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bool m_isOpen;
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public:
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JpgReader();
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~JpgReader();
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Tiio::RowOrder getRowOrder() const override;
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void open(FILE *file) override;
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void readLine(char *buffer, int x0, int x1, int shrink) override;
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int skipLines(int lineCount) override;
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};
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DVAPI Tiio::ReaderMaker makeJpgReader;
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DVAPI Tiio::WriterMaker makeJpgWriter;
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class DVAPI JpgWriterProperties final : public TPropertyGroup {
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public:
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TIntProperty m_quality;
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TIntProperty m_smoothing;
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static const std::string QUALITY;
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JpgWriterProperties()
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: m_quality(QUALITY, 0, 100, 90), m_smoothing("Smoothing", 0, 100, 0) {
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bind(m_quality);
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bind(m_smoothing);
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}
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};
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} // namespace
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#endif
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